Finding the Fourth Proportional to 8,836.59, 12,194.50 and 4,857.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,836.59 : 12,194.50 = 4,857.72 : x
2. Step 2: Convert to fraction form
   8,836.59/12,194.50 = 4,857.72/x
3. Step 3: Cross multiply
   8,836.59x = 12,194.50 × 4,857.72
4. Step 4: Simplify right side
   8,836.59x = 59,237,486.37
5. Step 5: Solve for x
   x = 59,237,486.37/8,836.59
6. Step 6: Final answer
   x = 6,703.66